1990 07 31.62  17.28  24.45 
1990 08 33.25  16.84  25.05 
1990 09 35.93  19.74  27.84 
1990 10 39.78  22.14  30.96 
1990 11 41.09  25.67  33.38 
1990 12 39.91 -99.99 -99.99 
1991 01 99.99  25.54 -99.99 
1991 02 33.11  24.05  28.58 
1991 03 37.24  24.01  30.62 
1991 04 35.61  22.80  29.20 
1991 05 33.50  18.73  26.11 
1991 06 31.31  18.60  24.95 
1991 07 31.52  15.40  23.46 
1991 08 32.66  16.01  24.34 
1991 09 35.08  17.54  26.31 
1991 10 38.37  21.74  30.05 
1991 11 38.43  22.47  30.45 
1991 12 38.74 -99.99 -99.99 
1992 01 37.89  24.42  31.15 
1992 02 37.68  24.64  31.16 
1992 04 37.22  24.81  31.01 
1992 05 33.99  21.61  27.80 
1992 06 32.86  18.40  25.63 
1992 07 32.65  18.11  25.38 
1992 08 33.77  19.48  26.62 
1992 09 36.68  19.85  28.26 
1992 10 39.41  23.08  31.24 
1992 11 39.05  24.18  31.61 
1992 12 41.54  25.09  33.31 
1993 01 38.06  26.03  32.04 
1993 02 33.58  24.64  29.11 
1993 03 37.79 -99.99 -99.99 
1993 04 37.23  23.25  30.24 
1993 05 33.41  21.95  27.68 
1993 06 29.49  18.42  23.95 
1993 08 32.28  18.28  25.28 
1993 09 35.06  20.19  27.62 
1993 10 38.41  21.76  30.08 
1993 11 40.88 -99.99 -99.99 
1994 01 38.08  26.04  32.06 
1994 02 35.79  25.44  30.61 
1994 03 37.61  24.33  30.97 
1994 04 37.16  22.07  29.61 
1994 05 34.83  19.37  27.10 
1994 06 31.57  15.95  23.76 
1994 07 30.78  13.65  22.21 
1994 08 31.99  14.83  23.41 
1994 09 36.59  17.40  27.00 
1994 10 38.36  21.83  30.09 
1994 11 40.40  24.34  32.37 
1994 12 37.86  24.57  31.21 
1995 01 36.34  25.11  30.73 
1995 02 33.38 -99.99 -99.99 
1995 03 36.88 -99.99 -99.99 
1995 04 36.00  22.36  29.18 
1995 05 32.91  19.19  26.05 
1995 06 29.56  15.62  22.59 
1995 07 31.29  17.00  24.14 
1995 08 32.86  16.87  24.86 
1995 09 37.05  20.60  28.82 
1995 10 37.38  21.11  29.24 
1995 11 40.56  24.64  32.59 
1995 12 36.21  25.13  30.66 
1996 02 36.15  23.80  29.97 
1996 04 99.99  22.00 -99.99 
1996 07 31.24  15.97  23.60 
1996 08 33.37  17.73  25.55 
1996 09 35.25  17.31  26.28 
1996 10 38.87  22.77  30.82 
1996 12 36.97  25.41  31.19 
1997 01 32.99  24.55  28.77 
1997 02 34.05  25.32  29.68 
1997 03 37.72  23.56  30.64 
1997 04 36.79  21.39  29.09 
1997 05 30.81  19.91  25.36 
1997 06 29.87  17.08  23.47 
1997 07 29.41  15.36  22.38 
1997 08 31.95  16.46  24.21 
1997 09 36.11  18.29  27.20 
1997 10 37.62  21.62  29.62 
1997 11 39.12  22.38  30.75 
1997 12 37.97  25.14  31.55 
1998 01 99.99  25.24 -99.99 
1998 02 36.84  25.22  31.03 
1998 03 36.09  24.84  30.46 
1998 04 35.93  23.46  29.70 
1998 05 33.79  19.20  26.49 
1998 06 30.70  18.06  24.38 
1998 07 30.49  17.95  24.22 
1998 08 34.95  17.50  26.22 
1998 09 36.59  19.70  28.15 
1998 10 39.88  23.92  31.90 
1998 11 39.66  25.34  32.50 
1998 12 35.49  24.70  30.09 
1999 01 35.49  24.87  30.18 
1999 02 33.59  24.05  28.82 
1999 03 36.33  24.38  30.35 
1999 04 34.97  21.58  28.27 
1999 05 33.80  16.49  25.14 
1999 06 30.98  16.90  23.93 
1999 07 30.54 -99.99 -99.99 
1999 08 33.24  15.73  24.48 
1999 09 36.62  18.16  27.39 
1999 11 38.07  22.83  30.45 
1999 12 36.29  24.53  30.41 
2000 01 34.03  23.91  28.97 
2000 04 34.50  23.14  28.82 
2000 05 30.60  17.98  24.29 
2000 06 29.15  14.45  21.80 
2000 07 31.82  13.78  22.80 
2000 08 32.84  14.47  23.65 
2000 09 36.91  18.35  27.63 
2000 10 37.16  21.28  29.22 
2000 11 38.25  21.95  30.10 
2000 12 36.61  25.25  30.93 
2001 01 36.75  25.17  30.96 
2001 02 34.54  24.74  29.64 
2001 03 33.70  24.09  28.89 
2001 04 36.32  21.76  29.04 
2001 05 33.32  18.81  26.06 
2001 06 31.02  17.73  24.37 
2001 07 30.55  17.19  23.87 
2001 08 33.47  15.23  24.35 
2001 09 36.28  19.04  27.66 
2001 10 37.37  20.02  28.69 
2001 11 39.70  23.97  31.83 
2001 12 38.90  24.60  31.75 
2002 01 38.59  25.36  31.97 
2002 02 33.30  24.20  28.75 
2002 03 38.00  24.64  31.32 
2002 04 38.33  23.07  30.70 
2002 05 35.49  19.16  27.32 
2002 06 31.00  15.11  23.05 
2002 07 31.43  13.94  22.68 
2002 08 33.71  14.40  24.05 
2002 09 35.82  17.07  26.44 
2002 10 40.63  21.87  31.25 
2002 11 40.33  24.93  32.63 
2002 12 39.68  26.03  32.86 
2003 01 38.40  25.15  31.77 
2003 02 36.25  25.50  30.87 
2003 03 36.64  23.32  29.98 
2003 04 36.05  22.53  29.29 
2003 05 34.04  19.56  26.80 
2003 06 32.16  17.06  24.61 
2003 07 31.80  15.59  23.69 
2003 08 31.94  15.92  23.93 
2003 09 36.02  17.58  26.80 
2003 10 38.56  19.43  28.99 
2003 11 40.06  24.53  32.29 
2003 12 38.68  25.20  31.94 
2004 01 36.64  24.88  30.75 
2004 02 33.53  24.44  28.98 
2004 03 34.66  24.84  29.75 
2004 04 36.57  21.63  29.09 
2004 05 31.76  19.77  25.76 
2004 06 29.70  16.11  22.90 
2004 07 30.88  14.36  22.62 
2004 08 31.63  14.29  22.96 
2004 09 34.84  16.25  25.54 
2004 10 39.66  22.26  30.96 
2004 11 39.41  24.69  32.05 
2004 12 40.16  25.28  32.72 
2005 01 38.66  25.44  32.05 
2005 02 37.86  25.12  31.49 
2005 03 37.79  24.51  31.15 
2005 04 38.84  23.47  31.16 
2005 05 35.79  17.76  26.77 
2005 06 29.82  16.71  23.27 
2005 07 31.66  17.27  24.46 
2005 08 32.40  16.45  24.42 
2005 09 36.47  19.39  27.93 
2005 10 39.79  20.86  30.32 
2005 11 42.05  24.29  33.16 
2005 12 38.54  25.37  31.95 
2006 01 33.89  24.19  29.04 
2006 02 35.82  24.23  30.02 
2006 03 34.68  24.50  29.59 
2006 04 34.45  22.54  28.49 
2006 05 31.78  18.12  24.95 
2006 06 29.23  14.62  21.92 
2006 07 29.33  12.70  21.01 
2006 08 33.66  14.29  23.98 
2006 09 36.62  16.64  26.63 
2006 10 38.87  22.83  30.84 
2006 11 38.64 -99.99 -99.99 
2006 12 38.84  24.69  31.77 
2007 01 36.07  25.12  30.59 
2007 02 40.62  25.75  33.18 
2007 03 33.37  24.40  28.88 
2007 04 36.66  21.99  29.32 
2007 05 34.65  20.86  27.75 
2007 06 28.87  15.29  22.08 
2007 07 31.01  13.57  22.29 
2007 08 33.31  15.45  24.38 
2007 09 37.79  18.51  28.15 
2007 10 39.81  19.89  29.85 
2007 11 41.49  23.45  32.47 
2007 12 37.70  25.15  31.42 
2008 01 36.68  24.75  30.71 
2008 02 33.93  24.63  29.28 
2008 03 35.79  23.58  29.68 
2008 04 35.93  19.59  27.76 
2008 05 34.33  16.45  25.39 
2008 06 31.52  16.29  23.90 
2008 07 31.38  12.20  21.79 
2008 08 33.05  15.34  24.19 
2008 09 38.43  19.93  29.18 
2008 10 40.56  21.87  31.21 
2008 11 39.91 -99.99 -99.99 
2008 12 37.36  25.20  31.28 
2009 01 36.00  25.15  30.57 
2009 02 34.66  24.16  29.41 
2009 03 36.81  24.00  30.40 
2009 04 37.71 -99.99 -99.99 
2009 05 32.91  19.60  26.25 
2009 06 31.82  17.49  24.65 
2009 07 31.91  16.29  24.10 
2009 08 34.36  14.94  24.65 
2009 09 37.58  18.62  28.10 
2009 10 39.68  20.98  30.33 
2009 11 40.52  24.41  32.46 
2009 12 38.70  25.01  31.85 
2010 01 36.31  25.26  30.78 
2010 02 38.16  25.56  31.86 
2010 03 38.25  24.61  31.43 
2010 04 37.73  23.99  30.86 
2010 05 32.50  21.04  26.77 
2010 06 31.66  17.17  24.41 
2010 07 30.15  18.78  24.46 
2010 08 32.36  17.26  24.81 
2010 09 35.87  20.61  28.24 
2010 10 37.63  22.66  30.14 
2010 11 40.32  23.58  31.95 
2010 12 37.96  24.48  31.22 
2011 01 34.09  24.25  29.17 
2011 02 33.49  24.34  28.91 
2011 03 33.64  24.43  29.03 
2011 04 33.58  20.94  27.26 
2011 05 31.43  18.20  24.81 
2011 06 29.08  13.34  21.21 
2011 07 31.70  15.97  23.83 
2011 08 33.77  14.90  24.33 
2011 09 35.48  16.20  25.84 
2011 10 37.52  20.33  28.92 
2011 11 38.48  23.77  31.12 
2011 12 40.07  24.80  32.43 
2012 01 35.20  24.55  29.87 
2012 02 36.39  23.62  30.00 
2012 03 33.71  23.45  28.58 
2012 04 35.55  21.46  28.50 
2012 05 32.41  16.37  24.39 
2012 06 30.13  14.35  22.24 
2012 07 29.90  13.33  21.61 
2012 08 34.57  12.41  23.49 
2012 09 38.52  17.00  27.76 
2012 10 39.81  21.35  30.58 
2012 11 40.46  24.43  32.44 
2012 12 38.99  24.80  31.89 
2013 01 37.08  25.33  31.20 
2013 02 36.41  24.40  30.40 
2013 03 36.72  24.23  30.47 
2013 04 37.23  21.12  29.17 
2013 05 33.62  19.33  26.47 
2013 06 30.86  18.92  24.89 
2013 07 31.97  15.68  23.82 
2013 08 34.50  14.96  24.73 
2013 09 37.59  17.64  27.62 
2013 10 40.50  23.34  31.92 
2013 11 38.71  23.21  30.96 
2013 12 37.00  24.71  30.85 
2014 01 36.75  25.01  30.88 
2014 02 34.80  24.20  29.50 
2014 03 37.65  23.40  30.52 
2014 04 36.89  22.09  29.49 
2014 05 34.18  20.45  27.32 
